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157
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SIAMSC
2010
15 years 5 months ago
2010
We propose a fast algorithm for solving the ℓ1-regularized minimization problem minx∈Rn µ x 1 + Ax − b 2 2 for recovering sparse solutions to an undetermined system of linea...
183
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EGH
2010
Springer
15 years 4 months ago
2010
Springer
Random numbers are extensively used on the GPU. As more computation is ported to the GPU, it can no longer be treated as rendering hardware alone. Random number generators (RNG) a...
186
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IPPS
2010
IEEE
15 years 4 months ago
2010
IEEE
We investigate the problem of maintaining a topology with small degree as well as small diameter in a dynamic distributed system such that the system always stays connected and pr...
198
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TWC
2010
15 years 1 months ago
2010
Relay selection for cooperative communications promises significant performance improvements, and is, therefore, attracting, considerable attention. While several criteria have be...
197
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WEA
2010
Springer
16 years 1 months ago
2010
Springer
This paper shows that using some very simple practical assumptions, one can design an algorithm that finds the nearest neighbor of a given query point in O(log n) time in theory ...